29517941009 has 2 divisors, whose sum is σ = 29517941010. Its totient is φ = 29517941008.

The previous prime is 29517940987. The next prime is 29517941027. The reversal of 29517941009 is 90014971592.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24915675409 + 4602265600 = 157847^2 + 67840^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29517941009 is a prime.

It is not a weakly prime, because it can be changed into another prime (29517941029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14758970504 + 14758970505.

It is an arithmetic number, because the mean of its divisors is an integer number (14758970505).

Almost surely, 2^29517941009 is an apocalyptic number.

It is an amenable number.

29517941009 is a deficient number, since it is larger than the sum of its proper divisors (1).

29517941009 is an equidigital number, since it uses as much as digits as its factorization.

29517941009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 47.

The spelling of 29517941009 in words is "twenty-nine billion, five hundred seventeen million, nine hundred forty-one thousand, nine".